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Finding the Fourth Proportional to 17,963.40, 26,945.11 and 6,873.49

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Solution

The fourth proportional to 17,963.40, 26,945.11 and 6,873.49 is: 10,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,963.40 : 26,945.11 = 6,873.49 : x
  2. Step 2: Convert to fraction form
    17,963.40/26,945.11 = 6,873.49/x
  3. Step 3: Cross multiply
    17,963.40x = 26,945.11 × 6,873.49
  4. Step 4: Simplify right side
    17,963.40x = 185,206,947.74
  5. Step 5: Solve for x
    x = 185,206,947.74/17,963.40
  6. Step 6: Final answer
    x = 10,310.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.